Sum of the factors of 4b²c²-(b²+c²-a²)² is : 

Direction (66-70): What should come in place of the question mark(?) in the following number series?

5, 6, 15, 50,?

In an election there were two candidates, one candidate got 30% of the votes and lost by 16000 votes, how many votes were cast in total?

A number of friends decided to go on picnic and planned to spend Rs. 108 on eatables. Three of them however did not turn up. As a consequence, each one of the remaining had to contribute Rs 3. extra. The number of them who attended the picnic was:

The dimension given in the field book are meters. Total area of the field is